// Copyright 2009 StarCite Inc.  All rights reserved.
// HttpClientFactory.java 4:53:00 PM danny.liu
package com.billowsoft.tool.train.service;

import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;

import javax.net.ssl.SSLContext;
import javax.net.ssl.TrustManager;
import javax.net.ssl.X509TrustManager;

import org.apache.http.client.HttpClient;
import org.apache.http.conn.ClientConnectionManager;
import org.apache.http.conn.scheme.Scheme;
import org.apache.http.conn.scheme.SchemeRegistry;
import org.apache.http.conn.ssl.SSLSocketFactory;
import org.apache.http.impl.client.DefaultHttpClient;

/**
 * @author danny.liu Feb 1, 2012
 * @version 1.0
 * 
 */
public class HttpClientFactory {

	private static DefaultHttpClient httpClient = wrapClient(new DefaultHttpClient());
	
	public static DefaultHttpClient getHttpClient(){
		return httpClient;
	}

	@SuppressWarnings("deprecation")
	public static DefaultHttpClient wrapClient(HttpClient base) {
		try {
			SSLContext ctx = SSLContext.getInstance("TLS");
			TrustManager easyTrustManager = new X509TrustManager() {

				public X509Certificate[] getAcceptedIssuers() {
					return null;
				}

				public void checkServerTrusted(X509Certificate[] chain,
						String authType) throws CertificateException {
				}

				public void checkClientTrusted(X509Certificate[] arg0,
						String arg1) throws CertificateException {
				}
			};
			ctx.init(null, new TrustManager[] { easyTrustManager }, null);
			
			SSLSocketFactory ssf = new SSLSocketFactory(ctx);
			ssf.setHostnameVerifier(SSLSocketFactory.ALLOW_ALL_HOSTNAME_VERIFIER);
			
			ClientConnectionManager ccm = base.getConnectionManager();
			SchemeRegistry sr = ccm.getSchemeRegistry();
			sr.register(new Scheme("https", ssf, 443));
			
			return new DefaultHttpClient(ccm, base.getParams());
		} catch (Exception ex) {
			ex.printStackTrace();
			return null;
		}
	}
}
